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Under Drive Pulley

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Old 04-09-2002, 10:55 AM
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Andy_A
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Default Under Drive Pulley

I am doing heads, cam, Z06 intake manifold, long tube headers and ASP underdrive pulley.
Question :
Is anyone out there having any problems with the underdrive pulley. Either with battery, alternator or any other issues.
Old 04-09-2002, 11:33 AM
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Shinobi'sZ
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Default Re: Under Drive Pulley (Andy_A)

Not yet dude.
Old 04-09-2002, 12:39 PM
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WALLstAL
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Default Re: Under Drive Pulley

Nada
Old 04-09-2002, 02:56 PM
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Austrian Vette
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Default Re: Under Drive Pulley (Andy_A)

no problems at all
Old 04-10-2002, 10:18 AM
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Andy_A
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Default Re: Under Drive Pulley (Andy_A)

Is anyone familiar with the different manufacturers of pulleys. ASp seems to be the most popular and priced at approx. $250.00. Another mfg is ATI. Has anyone had experience with them.
Old 04-10-2002, 11:21 AM
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don527
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Default Re: Under Drive Pulley (Buckmaster)

I know there has been a supply problem for a LOOONG time with the ASPs... has that been corrected and, if so, who has them in stock? How much.

Thanks,
Don
ASP is the most popular and in fact some companies who claim that it is their pulley is actually an ASP pulley. Get the ASP and you will be fine :)
Old 04-11-2002, 10:47 AM
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Andy_A
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Default Re: Under Drive Pulley (don527)

Xtreme Motorssports has them in stock
Old 04-11-2002, 10:58 AM
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vetterdstr
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Default Re: Under Drive Pulley (Andy_A)

I have had one on my car for almost 2 years! I have not had one problem with it... if you want all the HP you can get... buy this and install it!! :)

vetterdstr :cheers:
Old 04-11-2002, 12:58 PM
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Default Re: Under Drive Pulley (vetterdstr)

No problems.

George
Old 04-11-2002, 03:27 PM
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NYtoCA
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Default Re: Under Drive Pulley (Speed-Racer)

I have the MTI underdrive pulley systems and i was hesitant to install them because i didn't want my lights to flicker when everything was on. So far not one problem at all! I'm glad i got them installed.
Old 04-11-2002, 03:41 PM
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vette.se
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Default Re: Under Drive Pulley (Andy_A)

I have a keyed ATI underdrive pulley. No problems.

If you have a supercharger in you future get a keyed pulley (need to key the crank) from the beginning.

:cheers:
Old 04-11-2002, 05:45 PM
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Anthony Cleveland
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Default Re: Under Drive Pulley (seanr)

How much was installation ?

I would LOVE to do this but I have heard they are a nightmare and very expensive to install.
Old 04-11-2002, 06:08 PM
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Default Re: Under Drive Pulley (Anthony Cleveland)

How much was installation ?

I would LOVE to do this but I have heard they are a nightmare and very expensive to install.
I think that's right, so I had mine done while the cam was being pulled.
George
Old 04-11-2002, 06:38 PM
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Andy_A
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Default Re: Under Drive Pulley (Speed-Racer)

The cost for installation is unknown at this time as I am also doing:

Katech heads & cam & pcm
Z06 Intake manifold
long tube headers
NGK plus
Wires
Etc
Old 04-11-2002, 06:41 PM
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Anthony Cleveland
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Default Re: Under Drive Pulley (Andy_A)

Better yet.
To those that have had just the pulley installed -
How much ?
Old 04-12-2002, 04:02 AM
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vette.se
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Default Re: Under Drive Pulley (Anthony Cleveland)

Sorry I do not know the install cost. DRM installed mine then they built my engine.

Old 04-12-2002, 05:21 AM
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Default Re: Under Drive Pulley (Andy_A)

I do have problems when its a hot night with A/C and lights on my battery is being discharged when at idle. Thats one of the draw backs of the extra 8 HP :D

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Old 04-12-2002, 09:44 AM
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Default Re: Under Drive Pulley (seanr)

seanr, the S/C uses the stock pulley. I have to remove my UD pulley from my car and have the stock one keyed now.

vetterdstr :cheers:
Old 04-12-2002, 10:48 AM
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vette.se
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Default Re: Under Drive Pulley (vetterdstr)

You learn something new every day :bb I assume a option could be to get another pulley size for the supercharger to get the same result ?

:cheers:
Old 04-12-2002, 10:09 PM
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Default Re: Under Drive Pulley (seanr)

I guess that could be the answer... ;) it is one I thought of myself... :yesnod:

vetterdstr :cheers:


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